Buchang is located in the Yellow River beach area of Dali, a national fishery base county, with suitable climate, abundant water resources, superior ecological environment and abundant natural pasture resources. It is the best eugenic area for high-quality pollution-free grass carp and yellow river turtle. Since 1980, the people have rich experience in building fish ponds and developing artificial breeding. Since 2003, a group of people from the township party committee and government have conscientiously implemented the spirit of the No.1 Document of the Central Committee, emancipated their minds and made pioneering efforts. In order to increase farmers' income, based on the rural reality, we should actively adjust the industrial structure, vigorously support the development of aquaculture, make full use of resource advantages, take measures such as demonstration and guidance, policy support, financial support and technical services on the basis of the original fish pond, expand and build 2,300 mu of fish pond, introduce fish and turtle polyculture technology, reduce investment and increase income, with an annual output of 6,543,800 kg of grass carp and 50,000 kg of yellow river turtle.

Grass and carp are fed with forage grass, wheat bran and other feeds without any additives. It is a green pollution-free product with beautiful appearance and tender meat, and it is a delicious food on the table.

Yellow River soft-shelled turtle, produced in the middle and lower reaches of the Yellow River, is a treasure in fresh water products, and its nutritional value and medicinal value are higher than other varieties of soft-shelled turtle. Since the Zhou Dynasty, it has been favored by the world as a good product for dietotherapy, nourishing and health care. Can be called the king of China soft-shelled turtle.

Buchang Township registered "Yellow River Turtle", created a fist product and launched its own brand, which became a new bright spot for farmers to get rich and increase their income.